Question 111 of 1,152

General Security Concepts →mediumMultiple ChoiceObjective-mapped

Quick Answer

The best approach is to encrypt data in transit with TLS and enable encryption at rest with managed keys. This dual-layer method directly addresses both risks: TLS protects files while they travel across the internet by preventing interception or tampering during upload, while managed keys for encryption at rest safeguard the files if the storage account credentials are stolen, ensuring the data remains unreadable without the keys. On the Security+ SY0-701 exam, this scenario tests your understanding of defense-in-depth for cloud storage, often appearing in questions about securing object stores like Amazon S3 or Azure Blob Storage. A common trap is choosing only one encryption method, such as assuming encryption at rest alone suffices, but the exam emphasizes that both layers are necessary for complete protection. Remember the mnemonic “TLS for Travel, Keys for Keep” to recall that TLS secures data in motion and managed keys secure data at rest.

SY0-701 General Security Concepts Practice Question

This SY0-701 practice question tests your understanding of general security concepts. Match the stated requirement to the specific cloud service, access model, or configuration option — many options are valid in isolation but not for this scenario. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.

Your company is syncing design files to a cloud object store. The security team wants to reduce risk if the storage account is stolen and also protect the files while they travel across the internet. Which approach is the best fit?

Clue words in this question

Noticing these words before you look at the options changes how you read each choice.

Clue: "best"
Why it matters: Signals that multiple options may be partially correct. Choose the option that most directly solves the exact problem described, not the one that sounds most complete.

Question 1mediummultiple choice

Full question →

A
Password-protect each archive and upload it over plain HTTP.
Why wrong: Incorrect. Password-protected archives are weak operationally, and plain HTTP does not protect the data while it is being transmitted.
B
Encrypt data in transit with TLS and enable encryption at rest with managed keys.
Correct. TLS protects the files while they move across the network, and encryption at rest protects stored objects if the storage account or media is exposed. Using managed keys also reduces key-handling mistakes and keeps the protection aligned with standard cloud security practices. This combination addresses both major exposure points in the scenario.
C
Rename the files before upload so attackers cannot identify them.
Why wrong: Incorrect. Obfuscating names may reduce casual browsing, but it does not provide cryptographic protection or real confidentiality.
D
Place the storage service on a private IP address and skip encryption.
Why wrong: Incorrect. Private addressing reduces exposure, but traffic can still be intercepted inside trusted networks or through misconfiguration without encryption.

Full breakdown with real-world context →

Answer choices

Why each option matters

Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.

Correct answer & explanation

✓

Encrypt data in transit with TLS and enable encryption at rest with managed keys.

Option B is correct because it addresses both risks: TLS (Transport Layer Security) encrypts data in transit, preventing interception or tampering during upload, while managed keys for encryption at rest protect the files if the storage account credentials are compromised. This dual-layer approach aligns with defense-in-depth and is a standard best practice for cloud object stores like Amazon S3 or Azure Blob Storage.

Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.

Answer analysis

Option-by-option breakdown

For each option: why learners choose it and why it is or isn't the right answer here.

✗
Password-protect each archive and upload it over plain HTTP.
Why it's wrong here
Incorrect. Password-protected archives are weak operationally, and plain HTTP does not protect the data while it is being transmitted.
✓
Encrypt data in transit with TLS and enable encryption at rest with managed keys.
Why this is correct
Correct. TLS protects the files while they move across the network, and encryption at rest protects stored objects if the storage account or media is exposed. Using managed keys also reduces key-handling mistakes and keeps the protection aligned with standard cloud security practices. This combination addresses both major exposure points in the scenario.
Clue confirmation
The clue word "best" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
✗
Rename the files before upload so attackers cannot identify them.
Why it's wrong here
Incorrect. Obfuscating names may reduce casual browsing, but it does not provide cryptographic protection or real confidentiality.
✗
Place the storage service on a private IP address and skip encryption.
Why it's wrong here
Incorrect. Private addressing reduces exposure, but traffic can still be intercepted inside trusted networks or through misconfiguration without encryption.

Common exam traps

Common exam trap: answer the scenario, not the keyword

The trap here is that candidates may think renaming files (Option C) or using a private IP (Option D) provides security, but these measures do not address encryption requirements for data at rest or in transit as specified in the scenario.

Detailed technical explanation

How to think about this question

TLS 1.2 or 1.3 uses asymmetric key exchange (e.g., ECDHE) to establish a symmetric session key, ensuring confidentiality and integrity during transmission. Encryption at rest with managed keys (e.g., AWS KMS or Azure Key Vault) uses envelope encryption where a data encryption key (DEK) is encrypted by a key encryption key (KEK), allowing the cloud provider to rotate keys without re-encrypting all data. In a real-world scenario, if an attacker steals the storage account access key, they still cannot decrypt the stored files without the managed key, and TLS prevents them from capturing files during upload.

KKey Concepts to Remember

Read the scenario before looking for a memorised answer.
Find the constraint that changes the correct option.
Eliminate answers that are true in general but not in this case.

TExam Day Tips

Watch for words such as best, first, most likely and least administrative effort.
Review why wrong options are wrong, not only why the correct option is correct.

Key takeaway

Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.

Real-world example

How this comes up in practice

A developer is choosing between AES-256 (symmetric) and RSA-2048 (asymmetric) for encrypting a large file that will be sent to a partner. Symmetric encryption is fast but requires key exchange; asymmetric is slower but solves the key distribution problem. A hybrid approach — encrypt the file with AES, encrypt the AES key with RSA — is standard. Questions like this test whether you understand when each approach applies.

What to study next

Got this wrong? Here's your next step.

Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.

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FAQ

Questions learners often ask

What does this SY0-701 question test?

General Security Concepts — This question tests General Security Concepts — Read the scenario before looking for a memorised answer..

What is the correct answer to this question?

The correct answer is: Encrypt data in transit with TLS and enable encryption at rest with managed keys. — Option B is correct because it addresses both risks: TLS (Transport Layer Security) encrypts data in transit, preventing interception or tampering during upload, while managed keys for encryption at rest protect the files if the storage account credentials are compromised. This dual-layer approach aligns with defense-in-depth and is a standard best practice for cloud object stores like Amazon S3 or Azure Blob Storage.

What should I do if I get this SY0-701 question wrong?

Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.

Are there clue words in this question I should notice?

Yes — watch for: "best". Signals that multiple options may be partially correct. Choose the option that most directly solves the exact problem described, not the one that sounds most complete.

What is the key concept behind this question?

Read the scenario before looking for a memorised answer.

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